1,2,3-Trichloropropane
City of Azle
1,2,3-Trichloropropane is a potent carcinogen that contaminates drinking water in agricultural regions where it was historically used as soil fumigant. Click here to read more about carcinogenic VOCs.
12
Samples
0
Samples exceeding legal limit (MCL)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | ND | 4 | 0 | ND |
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | 0.0200 ppb | 2 | 1 | ND - 0.0400 ppb |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.0007 ppb
The EWG Health Guideline of 0.0007 ppb for 1,2,3-trichloropropane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2013-01-21 | 1301514-001D | ND |
| 2013-04-22 | 1304732-001D | ND |
| 2013-07-15 | Q1303694001 | ND |
| 2013-10-22 | Q1309214001 | ND |
| 2014-07-14 | Q1427432006 | ND |
| 2015-07-20 | Q1528153001 | ND |
| 2016-01-20 | Q1602519008 | ND |
| 2016-08-02 | Q1631776002 | ND |
| 2017-07-31 | Q1731335002 | ND |
| 2018-07-30 | Q1829994004 | ND |
| 2019-02-04 | Q1905012008 | 0.0400 ppb |
| 2019-07-30 | Q1948893001 | ND |